BE799565A - TUNGSTENE-BROMINE CYCLE LAMP, - Google Patents
TUNGSTENE-BROMINE CYCLE LAMP,Info
- Publication number
- BE799565A BE799565A BE131139A BE131139A BE799565A BE 799565 A BE799565 A BE 799565A BE 131139 A BE131139 A BE 131139A BE 131139 A BE131139 A BE 131139A BE 799565 A BE799565 A BE 799565A
- Authority
- BE
- Belgium
- Prior art keywords
- tungstene
- cycle lamp
- bromine
- bromine cycle
- lamp
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/52—Means for obtaining or maintaining the desired pressure within the vessel
- H01K1/54—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7206616A NL168085C (en) | 1972-05-17 | 1972-05-17 | ELECTRIC TUNGSTEN BOMB CYCLE LIGHT BULB. |
Publications (1)
Publication Number | Publication Date |
---|---|
BE799565A true BE799565A (en) | 1973-11-16 |
Family
ID=19816057
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE131139A BE799565A (en) | 1972-05-17 | 1973-05-15 | TUNGSTENE-BROMINE CYCLE LAMP, |
Country Status (9)
Country | Link |
---|---|
US (1) | US3829731A (en) |
JP (1) | JPS571862B2 (en) |
BE (1) | BE799565A (en) |
CA (1) | CA983085A (en) |
DE (1) | DE2321358A1 (en) |
FR (1) | FR2184838B1 (en) |
GB (1) | GB1409957A (en) |
IT (1) | IT987420B (en) |
NL (1) | NL168085C (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3946262A (en) * | 1974-11-22 | 1976-03-23 | Gte Sylvania Incorporated | High pressure electric discharge device with hafnium getter |
US4213662A (en) * | 1976-05-10 | 1980-07-22 | U.S. Philips Corporation | Tungsten/bromine cycle lamp |
NL7604953A (en) * | 1976-05-10 | 1977-11-14 | Philips Nv | TUNGSTEN / BROME CYCLE LAMP. |
NL7707079A (en) * | 1977-06-27 | 1978-12-29 | Philips Nv | ELECTRIC LAMP. |
NL7812244A (en) * | 1978-12-18 | 1980-06-20 | Philips Nv | HALOGEN LIGHT. |
NL184397C (en) * | 1979-06-29 | 1989-07-03 | Philips Nv | HALOGEN LIGHT. |
US4296351A (en) * | 1979-10-17 | 1981-10-20 | Gte Products Corporation | Tungsten halogen lamp having lead-in wire comprising tantalum alloy |
US4305017A (en) * | 1979-12-14 | 1981-12-08 | U.S. Philips Corporation | Halogen incandescent lamp |
US4415833A (en) * | 1981-09-29 | 1983-11-15 | Gte Products Corporation | Tungsten halogen lamp with coiled getter |
US4449070A (en) * | 1982-04-28 | 1984-05-15 | Gte Products Corporation | Tungsten-halogen lamp with variably positionable getter |
US5148080A (en) * | 1990-01-16 | 1992-09-15 | Hilux Development | Incandescent lamp filament incorporating hafnium |
US5327042A (en) * | 1992-07-02 | 1994-07-05 | Osram Sylvania Inc. | Metal halide lamp |
JP3387477B2 (en) * | 1999-07-28 | 2003-03-17 | 松下電器産業株式会社 | light bulb |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB511889A (en) * | 1938-06-02 | 1939-08-25 | Gen Electric Co Ltd | Improvements in gas-filled electric incandescent lamps |
NL6700099A (en) * | 1967-01-04 | 1968-07-05 | ||
US3644773A (en) * | 1970-04-24 | 1972-02-22 | Thorn Lighting Ltd | A hydrogen-halogen filament lamp with a hydrogen getter flag |
-
1972
- 1972-05-17 NL NL7206616A patent/NL168085C/en not_active IP Right Cessation
-
1973
- 1973-04-27 DE DE2321358A patent/DE2321358A1/en active Granted
- 1973-04-30 US US00355907A patent/US3829731A/en not_active Expired - Lifetime
- 1973-05-11 CA CA171,036A patent/CA983085A/en not_active Expired
- 1973-05-14 IT IT24061/73A patent/IT987420B/en active
- 1973-05-14 JP JP5268873A patent/JPS571862B2/ja not_active Expired
- 1973-05-14 GB GB2283373A patent/GB1409957A/en not_active Expired
- 1973-05-15 FR FR7317469A patent/FR2184838B1/fr not_active Expired
- 1973-05-15 BE BE131139A patent/BE799565A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPS571862B2 (en) | 1982-01-13 |
JPS4949483A (en) | 1974-05-14 |
IT987420B (en) | 1975-02-20 |
NL168085C (en) | 1982-02-16 |
DE2321358A1 (en) | 1973-11-29 |
GB1409957A (en) | 1975-10-15 |
NL7206616A (en) | 1973-11-20 |
DE2321358C2 (en) | 1987-03-05 |
CA983085A (en) | 1976-02-03 |
FR2184838A1 (en) | 1973-12-28 |
US3829731A (en) | 1974-08-13 |
NL168085B (en) | 1981-09-16 |
FR2184838B1 (en) | 1978-03-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: N.V. PHILIPS'GLOEILAMPENFABRIEKEN Effective date: 19920531 |